Ni, Jing; Zhang, Yi-Lu; Hu, Zhao-Long; Song, Wen-Jun; … - In: Physica A: Statistical Mechanics and its Applications 402 (2014) C, pp. 134-140
Online users’ collective interests play an important role for analyzing the online social networks and personalized recommendations. In this paper, we introduce the information entropy to measure the diversity of the user interests. We empirically analyze the information entropy of the objects...